dom = (document.getElementById) ? true : false;
nn4 = (document.layers) ? true : false;
ie = (document.all) ? true : false;
ie4 = ie && !dom;
Mac = (navigator.appVersion.indexOf("Mac") != -1);
ie4mac = ie4 && Mac;
Gecko = (navigator.userAgent.indexOf("Gecko")!=-1);
var nn6 = ((navigator.appName == 'Netscape') && parseInt(navigator.appVersion) == 5 && navigator.userAgent.indexOf('Netscape6')!=-1);

window.name=(""+Math.random()).slice(2);

function OpenW(url, name, w, h, noScroll)
{
	if(noScroll==1) window.open(url,window.name+'qq','toolbar=no,location=no,status=no,menubar=no,resizable=no,directories=no,scrollbars=no,width='+w+',height='+h+'');
	else  window.open(url,window.name+'qq','toolbar=no,location=no,status=no,menubar=no,resizable=no,directories=no,scrollbars=yes,width='+w+',height='+h+'');
}

function doSearch()
{
	if(document.forms['search']['searchKey'].value=='') 
	{
		alert('Enter keyword to search for!');
		document.forms['search']['searchKey'].focus();
	}
	else document.forms['search'].submit();
}